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Commit 59f77413 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "LeAudio: Configuration provider dependency inversion - Part 1" into main am: 5413a91f 

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2770723



Change-Id: I2db016cbf549f63d8b335c3e78817ed48e0bc2d6
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 5bcf7c9c 5413a91f

system/bta/Android.bp

+7 −0
Original line number Diff line number Diff line
@@ -99,6 +99,7 @@ cc_library_static { 
        "hh/bta_hh_utils.cc",

        "le_audio/audio_hal_client/audio_sink_hal_client.cc",

        "le_audio/audio_hal_client/audio_source_hal_client.cc",

        "le_audio/broadcaster/broadcast_configuration_provider.cc",

        "le_audio/broadcaster/broadcaster.cc",

        "le_audio/broadcaster/broadcaster_types.cc",

        "le_audio/broadcaster/state_machine.cc",
@@ -775,6 +776,7 @@ cc_test { 
        ":TestMockBtaLeAudioHalVerifier",

        ":TestMockLegacyHciInterface",

        ":TestStubOsi",

        "le_audio/broadcaster/broadcast_configuration_provider.cc",

        "le_audio/codec_manager.cc",

        "le_audio/codec_manager_test.cc",

        "le_audio/le_audio_set_configuration_provider_json.cc",
@@ -856,6 +858,8 @@ cc_test { 
        "le_audio/audio_hal_client/audio_hal_client_test.cc",

        "le_audio/audio_hal_client/audio_sink_hal_client.cc",

        "le_audio/audio_hal_client/audio_source_hal_client.cc",

        "le_audio/broadcaster/broadcast_configuration_provider.cc",

        "le_audio/broadcaster/broadcaster_types.cc",

        "le_audio/client_parser.cc",

        "le_audio/client_parser_test.cc",

        "le_audio/content_control_id_keeper.cc",
@@ -950,6 +954,8 @@ cc_test { 
        ":TestStubOsi",

        "gatt/database.cc",

        "gatt/database_builder.cc",

        "le_audio/broadcaster/broadcast_configuration_provider.cc",

        "le_audio/broadcaster/broadcaster_types.cc",

        "le_audio/client.cc",

        "le_audio/client_parser.cc",

        "le_audio/content_control_id_keeper.cc",
@@ -1061,6 +1067,7 @@ cc_test { 
        ":TestCommonStackConfig",

        ":TestMockMainShim",

        ":TestMockStackBtmIso",

        "le_audio/broadcaster/broadcast_configuration_provider.cc",

        "le_audio/broadcaster/broadcaster_types.cc",

        "le_audio/broadcaster/state_machine.cc",

        "le_audio/broadcaster/state_machine_test.cc",

system/bta/BUILD.gn

+1 −0
Original line number Diff line number Diff line
@@ -91,6 +91,7 @@ static_library("bta") { 
    "jv/bta_jv_cfg.cc",

    "le_audio/audio_hal_client/audio_sink_hal_client.cc",

    "le_audio/audio_hal_client/audio_source_hal_client.cc",

    "le_audio/broadcaster/broadcast_configuration_provider.cc",

    "le_audio/broadcaster/broadcaster.cc",

    "le_audio/broadcaster/broadcaster_types.cc",

    "le_audio/broadcaster/state_machine.cc",

system/bta/le_audio/broadcaster/broadcast_configuration_provider.cc

0 → 100644
+67 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2024 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at:

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



#include "broadcast_configuration_provider.h"



#include "internal_include/stack_config.h"



namespace bluetooth::le_audio {

namespace broadcaster {

/* Software codec configuration provider */

BroadcastConfiguration GetBroadcastConfig(

    const std::vector<std::pair<types::LeAudioContextType, uint8_t>>&

        subgroup_quality) {

  // Select the SW codec parameters based on the first subgroup audio context

  // Note that the HW offloader may support more quality subgroups.

  // TODO: Unify the quality selection logic with GetBroadcastOffloadConfig()

  auto context = types::AudioContexts(subgroup_quality.at(0).first);



  const std::string* options =

      stack_config_get_interface()->get_pts_broadcast_audio_config_options();

  if (options) {

    if (!options->compare("lc3_stereo_48_1_2")) return lc3_stereo_48_1_2;

    if (!options->compare("lc3_stereo_48_2_2")) return lc3_stereo_48_2_2;

    if (!options->compare("lc3_stereo_48_3_2")) return lc3_stereo_48_3_2;

    if (!options->compare("lc3_stereo_48_4_2")) return lc3_stereo_48_4_2;

  }



  // High quality, Low Latency

  if (context.test_any(types::LeAudioContextType::GAME |

                       types::LeAudioContextType::LIVE))

    return lc3_stereo_24_2_1;



  // Standard quality, Low Latency

  if (context.test(types::LeAudioContextType::INSTRUCTIONAL))

    return lc3_mono_16_2_1;



  // Standard quality, High Reliability

  if (context.test_any(types::LeAudioContextType::SOUNDEFFECTS |

                       types::LeAudioContextType::UNSPECIFIED))

    return lc3_stereo_16_2_2;



  if (context.test_any(types::LeAudioContextType::ALERTS |

                       types::LeAudioContextType::NOTIFICATIONS |

                       types::LeAudioContextType::EMERGENCYALARM))

    return lc3_mono_16_2_2;



  // High quality, High Reliability

  if (context.test(types::LeAudioContextType::MEDIA)) return lc3_stereo_24_2_2;



  // Defaults: Standard quality, High Reliability

  return lc3_mono_16_2_2;

}

}  // namespace broadcaster

}  // namespace bluetooth::le_audio
 
 No newline at end of file

system/bta/le_audio/broadcaster/broadcast_configuration_provider.h

0 → 100644
+296 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2024 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at:

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

#pragma once



#include "bta/le_audio/broadcaster/broadcaster_types.h"

#include "bta/le_audio/le_audio_types.h"



namespace bluetooth::le_audio {

namespace broadcaster {



constexpr types::LeAudioCodecId kLeAudioCodecIdLc3 = {

    .coding_format = types::kLeAudioCodingFormatLC3,

    .vendor_company_id = types::kLeAudioVendorCompanyIdUndefined,

    .vendor_codec_id = types::kLeAudioVendorCodecIdUndefined};



// Quality subgroup configurations

static const BroadcastSubgroupCodecConfig lc3_mono_16_2 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            1,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq16000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur10000us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(40),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_16_2 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq16000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur10000us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(40),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_24_2 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq24000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur10000us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(60),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_48_1 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq48000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur7500us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(75),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_48_2 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq48000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur10000us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(100),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_48_3 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq48000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur7500us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(90),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const BroadcastSubgroupCodecConfig lc3_stereo_48_4 =

    BroadcastSubgroupCodecConfig(

        kLeAudioCodecIdLc3,

        {BroadcastSubgroupBisCodecConfig{

            // num_bis

            2,

            // codec_specific

            types::LeAudioLtvMap({

                LTV_ENTRY_SAMPLING_FREQUENCY(

                    codec_spec_conf::kLeAudioSamplingFreq48000Hz),

                LTV_ENTRY_FRAME_DURATION(

                    codec_spec_conf::kLeAudioCodecFrameDur10000us),

                LTV_ENTRY_OCTETS_PER_CODEC_FRAME(120),

            }),

            // .channel_count_per_iso_stream = 1,

        }},

        // bits_per_sample

        16);



static const types::DataPathConfiguration lc3_data_path = {

    .dataPathId = bluetooth::hci::iso_manager::kIsoDataPathHci,

    .dataPathConfig = {},

    .isoDataPathConfig =

        {

            .codecId = kLeAudioCodecIdLc3,

            .isTransparent = true,

            .controllerDelayUs = 0x00000000,  // irrlevant for transparent mode

            .configuration = {},

        },

};



static const BroadcastQosConfig qos_config_2_10 = BroadcastQosConfig(2, 10);

static const BroadcastQosConfig qos_config_4_45 = BroadcastQosConfig(4, 45);

static const BroadcastQosConfig qos_config_4_50 = BroadcastQosConfig(4, 50);

static const BroadcastQosConfig qos_config_4_60 = BroadcastQosConfig(4, 60);

static const BroadcastQosConfig qos_config_4_65 = BroadcastQosConfig(4, 65);



// Standard single subgroup configurations

static const BroadcastConfiguration lc3_mono_16_2_1 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_mono_16_2},

    .qos = qos_config_2_10,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 40,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0,  // Unframed

};



static const BroadcastConfiguration lc3_mono_16_2_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_mono_16_2},

    .qos = qos_config_4_60,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 40,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0,  // Unframed

};



static const BroadcastConfiguration lc3_stereo_16_2_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_16_2},

    .qos = qos_config_4_60,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 80,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0,  // Unframed

};



static const BroadcastConfiguration lc3_stereo_24_2_1 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_24_2},

    .qos = qos_config_2_10,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 120,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0,  // Unframed

};



static const BroadcastConfiguration lc3_stereo_24_2_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_24_2},

    .qos = qos_config_4_60,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 120,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0,  // Unframed

};



static const BroadcastConfiguration lc3_stereo_48_1_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_48_1},

    .qos = qos_config_4_50,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 150,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0   // Unframed,

};



static const BroadcastConfiguration lc3_stereo_48_2_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_48_2},

    .qos = qos_config_4_65,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 200,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0   // Unframed,

};



static const BroadcastConfiguration lc3_stereo_48_3_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_48_3},

    .qos = qos_config_4_50,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 180,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0   // Unframed,

};



static const BroadcastConfiguration lc3_stereo_48_4_2 = {

    // subgroup list, qos configuration, data path configuration

    .subgroups = {lc3_stereo_48_4},

    .qos = qos_config_4_65,

    .data_path = lc3_data_path,

    .sduIntervalUs = 10000,

    .maxSduOctets = 240,

    .phy = 0x02,   // PHY_LE_2M

    .packing = 0,  // Sequential

    .framing = 0   // Unframed,

};



// Takes a list of subgroup requirements (audio context, quality index)

BroadcastConfiguration GetBroadcastConfig(

    const std::vector<std::pair<types::LeAudioContextType, uint8_t>>&

        subgroup_quality);



}  // namespace broadcaster

}  // namespace bluetooth::le_audio

system/bta/le_audio/broadcaster/broadcaster.cc

+150 −92

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